Question Completion Statu Avered sofa layer of sand 8.25 m thick overlying impermeable rock the depth of water is 20 m A

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Question Completion Statu Avered Sofa Layer Of Sand 8 25 M Thick Overlying Impermeable Rock The Depth Of Water Is 20 M A 1 (34.09 KiB) Viewed 37 times

Question Completion Statu Avered sofa layer of sand 8.25 m thick overlying impermeable rock the depth of water is 20 m Along cofferdam 5.5m wide is formed by driving two lines of sheet piling to a depth of 6.0m below the level of the verbed and excavation to a depth of 20 m below bed level is carried out within the coffendam. The permeability of sand is 2.450 ms. The flow of water into the excavation Sheet pling Onlang ang per un length Qat+of mster unt length 6.00m 235